Transcript I CAN identify prime and composite numbers.

Pre-Algebra
Prime and Composite Number
1
What Are You Learning?
I CAN
identify prime
and composite
numbers.
2
Why Do You Need To Know This?
You will need to know
how to identify prime
and composite numbers
in order to solve real
world problems.
3
Vocabulary
 Prime Number—A whole number greater
than 1 that has exactly two factors, 1 and
itself.
 Composite Number—Whole number
greater than 1 that has more than two
factors.
 Factor—one of two or more numbers,
that when multiplied together, form a
product.
4
Tell whether each number is prime
or composite.
a. 23
b. 129
c. 46
d. 2,825
5
Tell whether each number is prime
or composite.
a. 13
b. 63
c. 29
d. 17
6
Tell whether each number is prime
or composite.
a. 12
b. 11
c. 15
d. 24
7
Tell whether each number is prime
or composite.
a. 22
e. 81
b. 44
f. 31
c. 13
g. 97
d. 39
h. 43
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